Composter



FIG. 1 is a front perspective view of the composter;

FIG. 2 is a front view of the composter, with the rear view being a mirror image thereof; and,

FIG. 3 is an upper perspective view of the composter.

The broken lines shown in the figures are for illustrative purposes only and form no part of the claimed design. 

The ornamental design for a composter, as shown and described. 